1918486680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1453399}}^1$

素因数の和:1453424

約数の個数: 64

約数和(自身を含む): 6278688000

約数和(自身を除く): 4360201320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 1453399, 2906798, 4360197, 5813596, 7266995, 8720394, 11627192, 14533990, 15987389, 17440788, 21800985, 29067980, 31974778, 34881576, 43601970, 47962167, 58135960, 63949556, 79936945, 87203940, 95924334, 127899112, 159873890, 174407880, 191848668, 239810835, 319747780, 383697336, 479621670, 639495560, 959243340, 1918486680]

約数ペア:

[(1, 1918486680), (2, 959243340), (3, 639495560), (4, 479621670), (5, 383697336), (6, 319747780), (8, 239810835), (10, 191848668), (11, 174407880), (12, 159873890), (15, 127899112), (20, 95924334), (22, 87203940), (24, 79936945), (30, 63949556), (33, 58135960), (40, 47962167), (44, 43601970), (55, 34881576), (60, 31974778), (66, 29067980), (88, 21800985), (110, 17440788), (120, 15987389), (132, 14533990), (165, 11627192), (220, 8720394), (264, 7266995), (330, 5813596), (440, 4360197), (660, 2906798), (1320, 1453399)]